Food and Drug Administration (2024) Compounding and the FDA: Questions and answers, Food and Drug Administration (2024) Zepbound, DailyMed (2024) FDAs concerns with unapproved GLP-1 drugs used for weight loss, Food and Drug Administration (2024) FDA warns patients and health care professionals not to use compounded drugs from Fullerton Wellness, Food and Drug Administration (2024) An open letter from Eli Lilly and Company regarding certain practices related to Mounjaro and Zepbound, Eli Lilly and Company (2024) Compounding when drugs are on FDAs drug shortages list, Food and Drug Administration (2024) Human drug compounding, Food and Drug Administration (2024) Medically accurate: SingleCares Medical Review Board analyzes all of our content to confirm its in line with current medical advice
Appetite Suppression and Weight Loss : By activating GLP-1 receptors in the hypothalamus and brainstem, GLP-1 (S) increases satiety, slows gastric emptying, and reduces caloric intake ( 2, 3 )
In response, branded manufacturers such as Lilly and Novo Nordisk have launched consumer-facing initiatives to reinforce the safety, efficacy, and regulatory oversight of FDA-approved products
Focusing specifically on Mounjaro, a 2025 study in adults with type 1 diabetes and overweight or obesity found that after 21 months, participants experienced 23% weight loss, sustained improvements in glucose management, and significant improvements in blood pressure, cholesterol, triglycerides , and eGFR (a marker of kidney function)
Certain medications can affect vitamin B12 absorption or metabolism, potentially altering the efficacy of the methylcobalamin component
Consider the overall treatment context